12516495 has 8 divisors (see below), whose sum is σ = 20026416. Its totient is φ = 6675456.

The previous prime is 12516481. The next prime is 12516563. The reversal of 12516495 is 59461521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12516495 - 2⁴ = 12516479 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417202 + ... + 417231.

It is an arithmetic number, because the mean of its divisors is an integer number (2503302).

Almost surely, 2^12516495 is an apocalyptic number.

12516495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12516495 is a deficient number, since it is larger than the sum of its proper divisors (7509921).

12516495 is an equidigital number, since it uses as much as digits as its factorization.

12516495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834441.

The product of its digits is 10800, while the sum is 33.

The square root of 12516495 is about 3537.8658821386. The cubic root of 12516495 is about 232.1814808206.

The spelling of 12516495 in words is "twelve million, five hundred sixteen thousand, four hundred ninety-five".